Baker, Ruth Elizabeth2016-04-152016-04-1519451945b14680397(OCoLC)07823697(OCoLC)ocm07823697https://hdl.handle.net/2144/15830Thesis (M.A.)--Boston University, 1945. This item was digitized by the Internet Archive.en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsThesis/Dissertation